Showing 997 open source projects for "java open source"

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  • 1
    MOROS

    MOROS

    MOROS: Obscure Rust Operating System

    MOROS is a hobby operating system written in Rust by Vincent Ollivier. It targets computers with an x86-64 architecture and a BIOS, typically from 2005 to 2020. It also runs well on most emulators. MOROS is open source. You can build or download an image. Check out the manual for details on how to use it. MOROS is text-based and draws inspiration from Unix and DOS to provide a simple and efficient environment for computing and communication from the command line. Each program is designed to ensure a cohesive user interface across the entire system. ...
    Downloads: 1 This Week
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  • 2
    CoolPotOS

    CoolPotOS

    CoolPotOS for ia32 / amd64

    CoolPotOS is a small, hobbyist operating system designed to be minimal and educational, offering the most basic kernel capabilities while remaining accessible to beginners. Written in C and Assembly, it focuses on bootstrapping, kernel entry, and simple console output. Though in early stages, CoolPotOS showcases the boot process, memory segmentation, and essential CPU features, serving as a great learning resource for those new to operating system internals.
    Downloads: 1 This Week
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  • 3
    hhuOS

    hhuOS

    hhuOS - A small operating system

    hhuOS is an educational operating system project developed by students at Heinrich Heine University (HHU) in Düsseldorf, Germany. It is built from scratch in C and Assembly and intended as a teaching tool to help students grasp the foundations of kernel development, memory management, system calls, and multitasking. The project focuses on clarity, modularity, and hands-on experimentation with real OS components, making it suitable for OS development courses or personal exploration.
    Downloads: 1 This Week
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  • 4
    Nightingale OS

    Nightingale OS

    A small operating system where I experiment and learn osdev

    nightingale is a modern hobby operating system developed in Rust, focusing on safety, simplicity, and minimalism. It aims to be a clean platform for experimentation and learning, implementing a small kernel with core features like multitasking, memory protection, and a minimal filesystem. Its use of Rust provides strong guarantees around memory safety and eliminates common bugs found in low-level C-based systems. nightingale is ideal for those seeking to study OS development using a modern...
    Downloads: 1 This Week
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  • 5
    ProzillaOS

    ProzillaOS

    Web-based operating system inspired by Ubuntu Linux and Windows

    ProzillaOS is a lightweight, user-friendly Linux distribution based on Arch Linux, designed to offer a fast, minimal, and easy-to-use experience out of the box. Tailored for new users and enthusiasts who enjoy the power of Arch with added usability, ProzillaOS provides a curated desktop environment with pre-installed essential applications, graphical tools for package management, and a clean, modern aesthetic. Its goal is to maintain a balance between simplicity and customization, making it...
    Downloads: 1 This Week
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  • 6
    sealos

    sealos

    Sealos is a production-ready Kubernetes distribution

    A Cloud Operating System designed for managing cloud-native applications. Sealos['siːləs] is a cloud operating system distribution based on the Kubernetes kernel. Using the cloud like using a personal computer, reducing the cost of the cloud to 1/10 of the original.
    Downloads: 1 This Week
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  • 7
    k23

    k23

    Experimental WASM Microkernel Operating System

    k23 is a microkernel-based operating system project written in Zig, an emerging systems programming language focused on safety, simplicity, and performance. k23 explores the design of modern OS features like message-passing, memory protection, and modular service construction using Zig’s powerful low-level capabilities. It is an experimental and educational project intended to show how Zig can be used for robust, readable systems programming while enabling contributors to rethink traditional...
    Downloads: 1 This Week
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  • 8
    egos-2000

    egos-2000

    Helping students read all the code of a teaching operating system

    egos-2000 is a minimalist operating system built for educational and research purposes, offering a simplified kernel and runtime environment for exploring OS concepts. It runs on QEMU and is written in C/C++ with a focus on clarity and modularity. The system includes a basic filesystem, process management, and syscall interface, making it ideal for understanding core OS principles. egos-2000 is particularly well-suited for students learning about kernels, user-space interaction, and...
    Downloads: 1 This Week
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  • 9
    StateOS

    StateOS

    Free real-time operating system (RTOS) for microcontrollers

    StateOS is a compact, open-source real-time operating system designed for embedded systems and written in ANSI C. It supports cooperative and preemptive multitasking, making it ideal for running multiple real-time tasks on microcontrollers. StateOS emphasizes clarity and ease of integration with existing projects and provides a full set of synchronization primitives, timers, and message-passing tools.
    Downloads: 0 This Week
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  • 10
    Bottlerocket OS

    Bottlerocket OS

    An operating system designed for hosting containers

    Bottlerocket is a free and open-source Linux-based operating system meant for hosting containers. Bottlerocket focuses on security and maintainability, providing a reliable, consistent, and safe platform for container-based workloads. This is a reflection of what we've learned building operating systems and services at Amazon. The base operating system has just what you need to run containers reliably, and is built with standard open-source components. ...
    Downloads: 0 This Week
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  • 11
    Horust

    Horust

    Horust is a supervisor / init system written in rust

    Horust is a Rust-based init system for Linux, designed to be fast, simple, and secure. Unlike traditional init systems, Horust focuses on stateless configuration using TOML files and aims to bring predictability and ease of use to system boot and service management. Written with Rust’s safety guarantees, Horust provides features like dependency handling, parallel service startup, and logging, making it suitable for containers, embedded systems, or minimal Linux environments where systemd is...
    Downloads: 0 This Week
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  • 12
    MentOS

    MentOS

    An educational 32-bit linux-like Operating System

    MentOS is an educational operating system developed for academic use, particularly in university settings, to help students understand low-level system concepts such as process management, memory handling, and scheduling. Written in C, MentOS closely mimics a simplified Unix-like OS and includes hands-on implementations of key kernel features. Designed to be highly readable and modular, it offers a practical approach to learning systems programming through real-world kernel components,...
    Downloads: 0 This Week
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  • 13
    cross-platform-terminal-characters

    cross-platform-terminal-characters

    All the characters that work on most terminals

    cross-platform-terminal-characters is a utility library that provides consistent, cross-platform terminal characters such as checkmarks, arrows, and box-drawing symbols for use in command-line interfaces. It ensures that terminal UI components look correct and legible across operating systems like Windows, macOS, and Linux, accounting for encoding and font inconsistencies. By automatically selecting fallback characters when necessary, it simplifies the process of designing beautiful,...
    Downloads: 0 This Week
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  • 14
    WANIX

    WANIX

    A virtual environment kit for the local-first web

    wanix is a hobbyist Unix-like operating system written from scratch in C, aiming to implement core features of a traditional OS in an educational and modular way. The project walks through kernel development starting from bootloading, memory management, system calls, and eventually to user programs. With support for x86_64 and simple tools like a shell and basic file I/O, wanix serves as both a learning platform and a launching point for more advanced kernel features.
    Downloads: 0 This Week
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  • 15
    Fiwix

    Fiwix

    A UNIX-like kernel for the i386 architecture

    Fiwix is a Unix-like operating system kernel designed for educational purposes and hobbyist development, targeting the i386 architecture. It implements many classic UNIX principles and aims to provide a clean, well-documented codebase that is both readable and easy to study. Fiwix offers a functional kernel that supports ELF binaries, a virtual file system, and standard system calls, making it a great platform for learning OS internals or experimenting with system-level programming. Its...
    Downloads: 0 This Week
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  • 16
    Hermit for Rust

    Hermit for Rust

    Hermit for Rust

    Hermit-RS is a Rust-based unikernel designed for high-performance and cloud computing applications. By combining the safety and concurrency features of Rust with the minimalistic approach of unikernels, Hermit-RS offers a secure and efficient runtime environment. It is particularly suited for running single-tenant applications directly on hypervisors or bare-metal hardware, reducing overhead and improving performance.
    Downloads: 0 This Week
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  • 17
    Chromium OS Raspberry Pi

    Chromium OS Raspberry Pi

    Build your Chromium OS for Raspberry Pi 4B

    Build your Chromium OS for Raspberry Pi 4B, Pi400, and the latest Raspberry Pi 5. We get it, it's confusing. There are Chromium OS for Raspberry Pi, openFyde that happens to boot on Raspberry Pi, and FydeOS for You - Raspberry Pi 400, these are different releases. This project is about Chromium OS for Raspberry Pi, not FydeOS for You - Raspberry Pi 400, also not openFyde. This project aims to only ship vanilla Chromium OS developed by Google and the Chromium Authors, ported to the world's...
    Downloads: 0 This Week
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  • 18
    ANTIRTOS

    ANTIRTOS

    Function pointers queues classes library for Arduino

    ANTIRTOS is a compact real-time operating system (RTOS) written in ANSI C for microcontrollers and embedded systems. It is designed to be simple, portable, and efficient, making it ideal for resource-constrained environments such as IoT devices, robotics, and educational hardware projects. ANTIRTOS features a basic scheduler, support for cooperative and preemptive multitasking, and offers portability across different CPU architectures with minimal changes. Its simplicity and clarity make it...
    Downloads: 0 This Week
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  • 19
    fltr

    fltr

    Like grep but for natural language questions

    fltr is a minimal, dependency-free filtering utility written in C, inspired by UNIX philosophy and designed for high-performance data stream filtering. It allows users to apply pattern-based rules to lines of input—much like grep or awk—but with a focus on simplicity, low overhead, and customizability. It's intended for those who need a small, efficient tool to clean, parse, or analyze large streams of textual data on the command line without complex scripting or configuration.
    Downloads: 0 This Week
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  • 20
    SkiffOS

    SkiffOS

    Any Linux distribution, anywhere

    SkiffOS is a lightweight, containerized operating system optimized for embedded systems, edge devices, and single-board computers like the Raspberry Pi. It integrates Buildroot and Docker to create minimal, reproducible OS images that boot directly into a containerized user environment. SkiffOS supports running full Linux distros or custom applications in containers, providing both performance and modularity. It’s ideal for IoT deployments, secure kiosk systems, and remote-controlled appliances.
    Downloads: 0 This Week
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  • 21
    Human Signals

    Human Signals

    Human-friendly process signals

    human-signals is a lightweight Node.js library that provides human-readable descriptions for POSIX signal names like SIGTERM, SIGINT, and SIGHUP. Rather than relying on scattered documentation or hard-to-remember codes, this library maps system signals to meaningful explanations, including default behaviors, standard descriptions, and exit codes. It’s ideal for building CLI tools or process managers that handle termination signals and want to provide better logging, debugging, or user feedback.
    Downloads: 0 This Week
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  • 22
    Hyperledger Cello

    Hyperledger Cello

    Operating System for Enterprise Blockchain

    Hyperledger Cello is a blockchain operation and provisioning system designed to automate the deployment, management, and scaling of Hyperledger Fabric networks. As part of the Hyperledger project under the Linux Foundation, Cello aims to offer Blockchain-as-a-Service (BaaS) by abstracting the complexity of infrastructure setup for consortiums and enterprises. It provides a dashboard, APIs, and orchestration tools to help users create, monitor, and manage blockchain nodes, ledgers, and...
    Downloads: 0 This Week
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  • 23
    eduOS-rs

    eduOS-rs

    A teaching operating system written in Rust

    eduOS-rs is a teaching operating system written in Rust, developed by RWTH Aachen University to support courses on systems programming and operating systems. It serves as a practical and educational tool that demonstrates key OS concepts like memory management, multitasking, privilege separation, and system call handling in a safe and modern language. Designed to run on x86_64 hardware using QEMU, eduOS-rs leverages Rust’s ownership model and type safety to reduce bugs common in low-level...
    Downloads: 0 This Week
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  • 24
    S.U.P.E.R.M.A.N.

    S.U.P.E.R.M.A.N.

    S.U.P.E.R.M.A.N. optimizes the macOS software update experience

    super is a compact, high-performance tiling window manager for macOS that offers keyboard-driven workflow efficiency similar to tiling window managers found in Linux environments like i3 or dwm. Written in Swift, super leverages macOS APIs to allow users to manage windows in grid-like patterns, enabling rapid arrangement, resizing, and navigation without reaching for the mouse. It’s ideal for developers, power users, and keyboard-centric users who want to boost productivity within macOS’s...
    Downloads: 0 This Week
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  • 25
    Tock OS

    Tock OS

    A secure embedded operating system for microcontrollers

    Tock is a secure, embedded operating system designed for microcontrollers and low-power hardware platforms. Written in Rust, it uses a novel kernel architecture where the OS runs a minimal trusted core and all userland code, including device drivers, is sandboxed and isolated. Tock is ideal for IoT devices, wearables, and embedded research projects where reliability and safety are critical. Its capability-based security model and preemptive multitasking allow developers to safely run...
    Downloads: 0 This Week
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